2000119991 has 2 divisors, whose sum is σ = 2000119992. Its totient is φ = 2000119990.

The previous prime is 2000119897. The next prime is 2000120009. The reversal of 2000119991 is 1999110002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2000119991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2000119391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000059995 + 1000059996.

It is an arithmetic number, because the mean of its divisors is an integer number (1000059996).

Almost surely, 2^2000119991 is an apocalyptic number.

2000119991 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000119991 is an equidigital number, since it uses as much as digits as its factorization.

2000119991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 32.

The square root of 2000119991 is about 44722.7010700382. The cubic root of 2000119991 is about 1259.9462459221.

Adding to 2000119991 its reverse (1999110002), we get a palindrome (3999229993).

The spelling of 2000119991 in words is "two billion, one hundred nineteen thousand, nine hundred ninety-one".